private function namedCompositeToArray(DataTree $tree)
{
$result = [];
$msgName = $tree->getName();
$result[$msgName] = [];
foreach ($tree->getChildren() as $child) {
$childName = $child->getName();
if (array_key_exists($childName, $result[$msgName])) {
$nodeToMove = $result[$msgName][$childName];
$result[$msgName][$childName] = [];
$result[$msgName][$childName][] = $nodeToMove;
$leafContent = $this->toArray($child);
$result[$msgName][$childName][] = $leafContent[$childName];
} else {
$result[$msgName] = array_merge($result[$msgName], $this->toArray($child));
}
}
return $result;
}
